1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
MArishka [77]
3 years ago
13

Which of the following describes a closed circulatory system?

Biology
1 answer:
Sindrei [870]3 years ago
5 0

Answer:

d. blood moves from the heart into arteries and into smaller vessels and then back into larger vessels as it makes its way back to the heart.

Explanation:

A closed circulatory system is a system in which blood is separated from the interstitial fluid as it circulates in the blood vessels. In a closed circulatory system blood circulates in one direction that is from the heart and then then returns to the heart again after circulating around one of two routes of circulation. A closed circulatory system can be observed in vertebrates, annelids, mollusks.  

You might be interested in
Which part of the body does the pelvis protect?
34kurt
Together with the sacrum and coccyx, the pelvic girdle forms a bowl‐shaped region, the pelvis, that protects internal reproductive organs, the urinary bladder, and the lower part of the digestive tract.
5 0
3 years ago
Read 2 more answers
When chromosomes become visible at the beginning of the cell division, wat does each chromosome consist of?
polet [3.4K]
They consist of identical sister chromatids
6 0
3 years ago
When a species includes organisms with a wide variety of traits, it is most likely that this species will have ___________.a. a
Furkat [3]

Answer:

b. a greater chance to survive if environmental conditions suddenly change

Explanation:

When a species of organism has a wide variety of characteristics, it means that that species has many opportunities to adapt and survive different environmental conditions, even if those conditions change suddenly. This is because, this variety of characteristics allows this species to adopt the most variable survival strategies.

4 0
3 years ago
What do populations living at high elevations have to adapt to?
satela [25.4K]

Answer:

c lower oxygen levels

Explanation:

the higher up the person is the closer to the atmosphere so there is less oxygen

4 0
3 years ago
As body temperature rises, the human body produces sweat as a means of cooling. This is an example of?
valentina_108 [34]
It is positive because our body needs 37C to perform metabolism properly so sweating helps to balance the temperature. We lose water but water is generally provided to body by drinking or any food that has water.
4 0
4 years ago
Other questions:
  • In a population where most members are of reproductive age,which is a reasonable prediction if there are plenty of resources ?
    11·2 answers
  • Which term best describes the lowest elevation in a particular area that remains covered in snow all year ?
    15·2 answers
  • When a new species originates from two or more individuals of a preexisting species, we call this?
    11·1 answer
  • Drugs that act by mimicking the normal substrate of an enzyme, thereby blocking its active site, are called
    9·1 answer
  • What is the fastest time of growth in a person's life?
    11·1 answer
  • Compare and contrast the similarities and differences between the senses of taste and smell.
    8·1 answer
  • What are three types of plants or trees found in tundra biomes.
    14·2 answers
  • Urmmm.. so i need help againnn..
    5·1 answer
  • What causes static electricity?​
    9·1 answer
  • 2.1explain the body's hormonal response to dehydration​
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!